Full list of all 21 Nothing Together achievements.
The base game contains 17 achievements, and there is 1 DLC pack containing 4 achievements.
Win a Battle Royale game
Together - Reach a combined time of at least one hour
Together - Reach a combined time of at least 12 hours
Together - Reach a combined time of at least 24 hours
Together - Reach a combined time of at least 7 days
Together - Reach a combined time of at least 4 weeks
Do Nothing with at least one other player
Do Nothing for an hour
Do Nothing for 30 minutes
Do Nothing for ten minutes
Do Nothing for a minute
Start doing Nothing
Do Nothing for 12 hours
Do Nothing for 24 hours
Do Nothing for an entire week (7 days)
Together - Reach a combined time of at least 12 weeks
Win 10 Battle Royale games
Do Nothing for 4 weeks (28 days)
Do Nothing for 12 weeks (84 days)
Do Nothing for 24 weeks (168 days)
Do Nothing for an entire year (365 days)